Home / 498,328,027.20-747,492,040.80-239,480,830.80

Finding the Fourth Proportional to 498,328,027.20, 747,492,040.80 and 239,480,830.80

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Solution

The fourth proportional to 498,328,027.20, 747,492,040.80 and 239,480,830.80 is: 359,221,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,328,027.20 : 747,492,040.80 = 239,480,830.80 : x
  2. Step 2: Convert to fraction form
    498,328,027.20/747,492,040.80 = 239,480,830.80/x
  3. Step 3: Cross multiply
    498,328,027.20x = 747,492,040.80 × 239,480,830.80
  4. Step 4: Simplify right side
    498,328,027.20x = 179,010,014,947,171,488
  5. Step 5: Solve for x
    x = 179,010,014,947,171,488/498,328,027.20
  6. Step 6: Final answer
    x = 359,221,246.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.